| Comet | C/2013 US10 (Catalina) |
|---|---|
| User | kwierzchos |
| User`s name | Kacper Wierzchos |
| Observation's time (UT) | 2015-12-21 10:35 |
| Tool | Binoculars 20x80 |
| Observation's place | Tampa |
| Magnitude | 6.4 |
| Comparison stars source | AE - Planetary magnitudes from the American Ephemeris and Nautical Almanac |
| Method | S - Sidgwick`s method |
| Coma diameter(') | >7 |
| Tail's length | Not set |
| Condensation | 2/ |
| Positional angle of tail | Not set |
| Bortl's scale | Not set |
| Aperture | 8 cm |
| Focal length (mm) | Not set |
| Type of tool | B - Binoculars |
| Magnification | 20 |
| Field of view (°) | 3.7 |
| SQM-L in zenith | |
| Light pollution zone | |
| Lm | |
| Comment | |
| Morris Format | 2015 Dec 21.44 UT: m1=6.4, Dia.=>7', DC=2.5 ...8-cm B (20x) ...Kacper Wierzchos (Tampa, USA) |
